List of all U-boats




Ordered21 Nov 1940
Laid down20 Oct 1941 F Schichau GmbH, Danzig (werk 1525)
Launched19 Sep 1942
Commissioned5 Dec 1942Oblt. Hans-Jörg Blauert
5 Dec 1942 - 9 Feb 1944  Oblt. Hans-Jörg Blauert
2 patrols
5 Dec 1942-31 Jul 1943  8. Flottille (training)
1 Aug 1943-9 Feb 1944  3. Flottille (active service)
SuccessesNo ships sunk or damaged

Sunk on 9 February 1944 in the North Atlantic south-west of Ireland, in position 49.43N, 16.23W, by depth charges from the British sloops HMS Wild Goose and HMS Starling. 49 dead (all hands lost).

Loss position

View the 2 war patrols

Wolfpack operations

U-734 operated with the following Wolfpacks during its career:
   Coronel (4 Dec 1943 - 8 Dec 1943)
   Coronel 2 (8 Dec 1943 - 14 Dec 1943)
   Igel 2 (9 Feb 1944 - 9 Feb 1944)

Men lost from the boat

9 Dec 1943
During heavy weather a lookout broke his arm on U-734 in the North Atlantic.

  Related: For more info on such losses see - Men lost from U-boats -

U-boat Emblems

We have 1 emblem entry for this boat. See the emblem page for this boat or view emblems individually below.

Crew 37b

Media links

German U-Boat Losses During World War II

Niestle, Axel

U-Boat Operations of the Second World War - Vol 2

Wynn, Kenneth

Hitler's U-boat War, Vol II

Blair, Clay

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